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Finding the Fourth Proportional to 536,905.60, 805,617.60 and 378,793.60

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Solution

The fourth proportional to 536,905.60, 805,617.60 and 378,793.60 is: 568,373.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,905.60 : 805,617.60 = 378,793.60 : x
  2. Step 2: Convert to fraction form
    536,905.60/805,617.60 = 378,793.60/x
  3. Step 3: Cross multiply
    536,905.60x = 805,617.60 × 378,793.60
  4. Step 4: Simplify right side
    536,905.60x = 305,162,790,927.36
  5. Step 5: Solve for x
    x = 305,162,790,927.36/536,905.60
  6. Step 6: Final answer
    x = 568,373.27

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